86591920

素因数分解:

$2^4\times 5^1\times {\mathrm{1082399}}^1$

素因数の和:1082412

約数の個数: 20

約数和(自身を含む): 201326400

約数和(自身を除く): 114734480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1082399, 2164798, 4329596, 5411995, 8659192, 10823990, 17318384, 21647980, 43295960, 86591920]

約数ペア:

[(1, 86591920), (2, 43295960), (4, 21647980), (5, 17318384), (8, 10823990), (10, 8659192), (16, 5411995), (20, 4329596), (40, 2164798), (80, 1082399)]